Millions of "long COVID" patients coping with debilitating "brain fog" and chronic fatigue, who are looking for answers to ...

About 12M long COVID patients have reported 'brain fog' New study examined 17 people, including 10 with neurological symptoms Findings validate the experiences of 'long-haulers' About 12M long ...

A study of long COVID patients with long-lasting "brain fog" and fatigue released Thursday shows they have altered levels of a pair of key brain chemicals, including nerve growth factor.